Common warts can not be picked off by yourself, if you pick off the warts by yourself, it is easy to cause the warts to recur and may also cause secondary infection. Common warts are a common skin disease caused by the HPV virus. If a patient picks at the warts on his own, the warts usually can’t be completely removed, and some of the warts will probably remain in the skin tissue, which will cause the warts to recur. The patient can not guarantee the aseptic operation, when picking off the warts, it is likely to cause secondary infection. Common warts have the potential to fall off naturally if they are treated properly and aggressively. The patient can go to the hospital for physical therapy, such as carbon dioxide laser and liquid nitrogen freezing treatment. Topical antiviral medications, such as imiquimod or 5-fluorouracil, can also be used as prescribed by the doctor. Therefore, if the patient has the symptoms of common warts, do not pick it off, should be timely consultation, and follow the doctor’s instructions to standardize the treatment.